-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 To ensure the image has not been corrupted in transmit or tampered with, perform the following two steps to cryptographically verify image integrity: 1. Verify the authenticity of this file by checking that it is signed with our GPG release key: $ curl https://raw.githubusercontent.com/turnkeylinux/common/master/keys/tkl-buster-images.asc | gpg --import $ gpg --list-keys --with-fingerprint release-buster-images@turnkeylinux.org pub rsa4096 2020-02-05 [SC] [expires: 2040-01-31] A8B2 EF42 8781 9B03 D351 6CCA 7623 1C20 425E 9772 uid [ unknown] TurnKey GNU/Linux Buster Images (GPG signing key for TurnKey Linux Buster Images) sub rsa4096 2020-02-05 [S] [expires: 2040-01-31] $ gpg --verify turnkey-mahara-16.0-buster-amd64.iso.hash gpg: Signature made using RSA key ID A8B2EF4287819B03D3516CCA76231C20425E9772 gpg: Good signature from "0" 2. Recalculate the image hash and make sure it matches your choice of hash below. $ sha256sum turnkey-mahara-16.0-buster-amd64.iso 2b907cfccb5aeead198bb6e5ec0c4c3d3caf57f835695b47cc647133e1f80c1d turnkey-mahara-16.0-buster-amd64.iso $ sha512sum turnkey-mahara-16.0-buster-amd64.iso ea25e48bf1f256cdaa575248d0d577ce371d7c1ae66268047c3cc895a895197d4416b0663f980bfb74a48aacfa74199cb7be21a32ee71dab7b433f559ba8b9d4 turnkey-mahara-16.0-buster-amd64.iso Note, you can compare hashes automatically:: $ sha256sum -c turnkey-mahara-16.0-buster-amd64.iso.hash turnkey-mahara-16.0-buster-amd64.iso: OK $ sha512sum -c turnkey-mahara-16.0-buster-amd64.iso.hash turnkey-mahara-16.0-buster-amd64.iso: OK Final note, when checking SHAs automatically, please ignore warning noting that some lines are improperly formatted. -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE8ZCki1TcVrLH8k3LrF6wBJPlvBwFAl8UCgEACgkQrF6wBJPl vBz0Qw/9FNRoMoqXFwRMP8MM8rSLuwoXSlRJvoGFTSXQwdTh7j4nWYzvwxjTCL/N T9Fb5eU0ESly7vphSbHFrUE4GHDZnIP09t9ei4cCHcAXIiUmV3+tSs+ogTXTc8Jd XczQhRE3BeB/EMUjmRpBa9/vUDPjsKndv0negvIjwgMzDCpCT/dRbAL9xnxOV+5z Wb15IRnMe5nED0oRv3EeJJLjhu+HoVWNxW2woe6NMy37Cikjp7Jdad7hnZh6jyY/ 5K5djHpryMqSuErdU0u7BsHee79YcQFB0LuDiOF1hIajPViNnSEpDfN1KoDWuQ0D gcfCCQPuqhSDGkYpc7Ksm0zIJeRRNRrxHXWna0JI2UrNfTjcgzaRTr1H2YxiFdZl W0ajkc/pOVlINrwCmEcLgaIMn7GOwwd9IipCg9Op6nkum31RJjgsBWuo9LIoN1QU n90BedxVHHYh5GCVHodhyBC3j3CG4IiaiFx6+P8e8E0NGr+oWvZFdKV4rc80XBE+ nLM2xSc6r3t4gJNQgrOOLhe/MOUL18aNNv36u92BJXIBCadkm7v3IWeOOUer4xju nc/AGpeO9/5De3xHXJWnKqr5h/xxOsbTt1wTKT4eJxCWo+yezhJ6CERx3hLA2cU9 TW9WYiLdb6+OI5Fz5A8Kjab+rmlX6EFXKkcC39qj1F7WvJHGeLU= =+CEX -----END PGP SIGNATURE-----